Mitchell Kriegman
Television credits

Year
Title
Role
Network
Notes
1975
The Marshall Klugman Show
Writer, director, producer, actor
WNET
-
1980
Saturday Night Live
Writer, filmmaker, actor
NBC
-
1984
Mouseterpiece Theater
Director, writer, producer
The Disney Channel
-
1987
Operation X
Writer, actor
PBS
-
1988
Encyclopedia
Writer
HBO
-
1988
ALF Tales
Writer
NBC
-
1989
The Sweet Life
Producer
Comedy Central
-
1989
Higgins Boys and Gruber
Writer, producer
Comedy Central
-
1991
Doug
Story editor
Nickelodeon
-
1991
Rugrats
Story editor
Nickelodeon
-
1991
Ren & Stimpy Show
Story editor
Nickelodeon
-
1991-1994
Clarissa Explains It All
Executive producer, creator, story editor
Nickelodeon
-
1996
Mr. Willowby's Christmas Tree
Writer (adapted from Robert Barry book)
CBS
-
1996
Twisted Puppet Theater
Co-creator, producer
Showtime
-
1997
Student Bodies
Executive consultant
YTV, FOX
-
2002–Present
Bear in the Big Blue House
Creator, writer, director, producer
Disney Channel
-
2006-Present
The Book of Pooh
Creator, director, writer (based on A. A. Milne’s book of tales)
Disney Channel
-
2005
Life with Derek
Creative consultant
Disney Channel
-
2006-2010
It's a Big Big World
Creator, writer, producer, co-director
PBS
-

Question: What did Mitchell Kriegman write and develop in 1991?
Answer: In 1991, Kriegman became involved in the writing and development of Doug, Rugrats, and the Ren & Stimpy Show for Nickelodeon.